Factor as completely as possible. If unfactorable, indicate that the polynomial is prime.18x2 - 63x - 36
A. 9(2x + 1)(x - 4)
B. (18x - 9)(x + 4)
C. prime
D. 9(2x - 1)(x + 4)
Answer: A
Mathematics
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List the degree of each term and the degree of the polynomial.x8yz - x10y2 - 4x7y2z3
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Use this graph to answer the question.Big "D" Sales for Year 1, Year 2 
MonthWhat were the total sales for the first 6 months of Year 1?
A. $46,000 B. $366,000 C. $290,000 D. $240,000
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Let f be the function defined by 
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Let (m × n) denote a matrix of size m × n. Find the size of the following product, or state that the product is not defined.(4 × 3)(4 × 3)
A. 4 × 3 B. not defined C. 4 × 4 D. 3 × 4
Mathematics